Examples with ParseResult org.projectnessie.cel.parser.Parser.ParseResult used on opensource projects

Example 1 with ParseResult

use of org.projectnessie.cel.parser.Parser.ParseResult in project cel-java by projectnessie.

the class InterpreterTest method setProto2PrimitiveFields.

@Test
void setProto2PrimitiveFields() {
    // Test the use of proto2 primitives within object construction.
    Source src = newTextSource("input == TestAllTypes{\n" + "  single_int32: 1,\n" + "  single_int64: 2,\n" + "  single_uint32: 3u,\n" + "  single_uint64: 4u,\n" + "  single_float: -3.3,\n" + "  single_double: -2.2,\n" + "  single_string: \"hello world\",\n" + "  single_bool: true\n" + "}");
    ParseResult parsed = Parser.parseAllMacros(src);
    assertThat(parsed.hasErrors()).withFailMessage(parsed.getErrors()::toDisplayString).isFalse();
    Container cont = testContainer("google.api.expr.test.v1.proto2");
    TypeRegistry reg = newRegistry(com.google.api.expr.test.v1.proto2.TestAllTypesProto.TestAllTypes.getDefaultInstance());
    CheckerEnv env = newStandardCheckerEnv(cont, reg);
    env.add(singletonList(Decls.newVar("input", Decls.newObjectType("google.api.expr.test.v1.proto2.TestAllTypes"))));
    CheckResult checkResult = Checker.Check(parsed, src, env);
    if (parsed.hasErrors()) {
        throw new IllegalArgumentException(parsed.getErrors().toDisplayString());
    }
    AttributeFactory attrs = newAttributeFactory(cont, reg, reg);
    Interpreter i = newStandardInterpreter(cont, reg, reg, attrs);
    Interpretable eval = i.newInterpretable(checkResult.getCheckedExpr());
    int one = 1;
    long two = 2L;
    int three = 3;
    long four = 4L;
    float five = -3.3f;
    double six = -2.2d;
    String str = "hello world";
    boolean truth = true;
    com.google.api.expr.test.v1.proto2.TestAllTypesProto.TestAllTypes input = com.google.api.expr.test.v1.proto2.TestAllTypesProto.TestAllTypes.newBuilder().setSingleInt32(one).setSingleInt64(two).setSingleUint32(three).setSingleUint64(four).setSingleFloat(five).setSingleDouble(six).setSingleString(str).setSingleBool(truth).build();
    Activation vars = newActivation(mapOf("input", reg.nativeToValue(input)));
    Val result = eval.eval(vars);
    assertThat(result.value()).isInstanceOf(Boolean.class);
    boolean got = (Boolean) result.value();
    assertThat(got).isTrue();
}

Example 2 with ParseResult

use of org.projectnessie.cel.parser.Parser.ParseResult in project cel-java by projectnessie.

the class InterpreterTest method missingIdentInSelect.

@Test
void missingIdentInSelect() {
    Source src = newTextSource("a.b.c");
    ParseResult parsed = Parser.parseAllMacros(src);
    assertThat(parsed.hasErrors()).withFailMessage(parsed.getErrors()::toDisplayString).isFalse();
    Container cont = testContainer("test");
    TypeRegistry reg = newRegistry();
    CheckerEnv env = newStandardCheckerEnv(cont, reg);
    env.add(Decls.newVar("a.b", Decls.Dyn));
    CheckResult checkResult = Checker.Check(parsed, src, env);
    if (parsed.hasErrors()) {
        throw new IllegalArgumentException(parsed.getErrors().toDisplayString());
    }
    AttributeFactory attrs = newPartialAttributeFactory(cont, reg, reg);
    Interpreter interp = newStandardInterpreter(cont, reg, reg, attrs);
    Interpretable i = interp.newInterpretable(checkResult.getCheckedExpr());
    Activation vars = newPartialActivation(mapOf("a.b", mapOf("d", "hello")), newAttributePattern("a.b").qualString("c"));
    Val result = i.eval(vars);
    assertThat(result).isInstanceOf(UnknownT.class);
    result = i.eval(emptyActivation());
    assertThat(result).isInstanceOf(Err.class);
}

Example 3 with ParseResult

use of org.projectnessie.cel.parser.Parser.ParseResult in project cel-java by projectnessie.

the class InterpreterTest method exhaustiveLogicalOrEquals.

@Test
void exhaustiveLogicalOrEquals() {
    // a || b == "b"
    // Operator "==" is at Expr 4, should be evaluated though "a" is true
    Source src = newTextSource("a || b == \"b\"");
    ParseResult parsed = Parser.parseAllMacros(src);
    assertThat(parsed.hasErrors()).withFailMessage(parsed.getErrors()::toDisplayString).isFalse();
    EvalState state = newEvalState();
    TypeRegistry reg = newRegistry(Expr.getDefaultInstance());
    Container cont = testContainer("test");
    AttributeFactory attrs = newAttributeFactory(cont, reg, reg);
    Interpreter interp = newStandardInterpreter(cont, reg, reg, attrs);
    Interpretable i = interp.newUncheckedInterpretable(parsed.getExpr(), exhaustiveEval(state));
    Activation vars = newActivation(mapOf("a", true, "b", "b"));
    Val result = i.eval(vars);
    Val rhv = state.value(3);
    // "==" should be evaluated in exhaustive mode though unnecessary
    assertThat(rhv).withFailMessage("Right hand side expression expected to be true").isSameAs(True);
    assertThat(result).isSameAs(True);
}

Example 4 with ParseResult

use of org.projectnessie.cel.parser.Parser.ParseResult in project cel-java by projectnessie.

the class ParserTest method expressionSizeCodePointLimit.

@Test
void expressionSizeCodePointLimit() {
    assertThatThrownBy(() -> new Parser(Options.builder().macros(Macro.AllMacros).expressionSizeCodePointLimit(-2).build())).isInstanceOf(IllegalArgumentException.class).hasMessage("expression size code point limit must be greater than or equal to -1: -2");
    Parser p = new Parser(Options.builder().macros(Macro.AllMacros).expressionSizeCodePointLimit(2).build());
    Source src = Source.newTextSource("foo");
    ParseResult parseResult = p.parse(src);
    assertThat(parseResult.getErrors().getErrors()).containsExactly(new CELError(Location.newLocation(-1, -1), "expression code point size exceeds limit: size: 3, limit 2"));
}

Example 5 with ParseResult

use of org.projectnessie.cel.parser.Parser.ParseResult in project cel-java by projectnessie.

the class UnparserTest method unparseIdentical.

@ParameterizedTest
@MethodSource("unparseIdenticalSource")
void unparseIdentical(String name, String in) {
    Parser parser = new Parser(Options.builder().build());
    ParseResult p = parser.parse(Source.newTextSource(in));
    if (p.hasErrors()) {
        fail(p.getErrors().toDisplayString());
    }
    String out = Unparser.unparse(p.getExpr(), p.getSourceInfo());
    assertThat(out).isEqualTo(in);
    ParseResult p2 = parser.parse(Source.newTextSource(out));
    if (p2.hasErrors()) {
        fail(p2.getErrors().toDisplayString());
    }
    Expr before = p.getExpr();
    Expr after = p2.getExpr();
    assertThat(before).isEqualTo(after);
}